The Chicago Metro rail network's southernmost point is Roseland, and its northernmost point is Evanston. Chicago Metro's eight lines pass through or originate from the downtown neighborhood of the Chicago Loop.
Chicago Metro has three northbound lines: the Purple, Yellow and Brown Lines. The Brown Line heads toward Chicago's Albany Park neighborhood. The Purple Line ends in Wilmette; the line passes by Evanston and major attractions including Northwestern University and Wrigley Field. The Yellow Line begins at the northern border of Chicago and heads toward Skokie. Chicago Metro also has two dedicated westbound lines: the Pink and Orange Lines. The Pink Line ends in Cicero. The Orange Line heads toward Midway International Airport.
The Chicago Metro has several lines that have two branches originating from the Chicago Loop. The Red Line's northern branch ends at the northern border of Chicago while passing by Wrigley Field. The Red Line's southern branch ends in Roseland after passing by U.S. Cellular Field. The Blue Line's northwest branch ends at O'Hare International Airport, and its western branch ends in the Forest Park neighborhood. The Green Line's western branch ends in the Forest Park neighborhood. The Green Line's southern branch has two endpoints, including one in Englewood and one at the University of Chicago.